Write Great Code, Volume 1: Understanding the Machine, 2nd Edition
Randall Hyde
The Adventures of Tom Sawyer
Mark Twain
Grokking Simplicity
Eric Normand
Patterns, Principles, and Practices of Domain-Driven Design
Scott Millett & Nick Tune
grep Pocket Reference
John Bambenek & Agnieszka Klus
Unix Power Tools. 3rd Edition
Peek Jerry & Shelley Powers
Classic Shell Scripting
Arnold Robbins & Nelson H. F. Beebe